Tiles can have multiple width according to the used texture pack for a better support of unicode

dungeonbattle/display/texturepack.py

@@ -2,6 +2,7 @@ class TexturePack:
     _packs = dict()
 
     name: str
+    tile_width: int
     EMPTY: str
     WALL: str
     FLOOR: str
@@ -25,6 +26,7 @@ class TexturePack:
 
 TexturePack.ASCII_PACK = TexturePack(
     name="ascii",
+    tile_width=1,
     EMPTY=' ',
     WALL='#',
     FLOOR='.',
@@ -34,9 +36,10 @@ TexturePack.ASCII_PACK = TexturePack(
 
 TexturePack.SQUIRREL_PACK = TexturePack(
     name="squirrel",
-    EMPTY=' ',
-    WALL='█',
-    FLOOR='.',
-    PLAYER='🐿️',
-    HEDGEHOG='🦔',
+    tile_width=2,
+    EMPTY='  ',
+    WALL='██',
+    FLOOR='..',
+    PLAYER='🐿️ ',
+    HEDGEHOG='🦔 ',
 )